[INFO] cloning repository https://github.com/zhongdongy/async-tcp-channel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhongdongy/async-tcp-channel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhongdongy%2Fasync-tcp-channel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhongdongy%2Fasync-tcp-channel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a0f55d0649e478cbc4829bcf028426487fa7f12e [INFO] checking zhongdongy/async-tcp-channel against try#f70ee28831acc074c109afab32d287057c3eca46 for pr-149389 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhongdongy%2Fasync-tcp-channel" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/zhongdongy/async-tcp-channel [INFO] finished tweaking git repo https://github.com/zhongdongy/async-tcp-channel [INFO] tweaked toml for git repo https://github.com/zhongdongy/async-tcp-channel written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/zhongdongy/async-tcp-channel on toolchain f70ee28831acc074c109afab32d287057c3eca46 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/zhongdongy/async-tcp-channel already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded typemap-ors v1.0.0 [INFO] [stderr] Downloaded destructure_traitobject v0.2.0 [INFO] [stderr] Downloaded unsafe-any-ors v1.0.0 [INFO] [stderr] Downloaded log-mdc v0.1.0 [INFO] [stderr] Downloaded serde_derive v1.0.159 [INFO] [stderr] Downloaded serde-value v0.7.0 [INFO] [stderr] Downloaded thread-id v4.0.0 [INFO] [stderr] Downloaded queues v1.1.0 [INFO] [stderr] Downloaded log4rs v1.2.0 [INFO] [stderr] Downloaded ordered-float v2.10.0 [INFO] [stderr] Downloaded serde_yaml v0.8.26 [INFO] [stderr] Downloaded iana-time-zone v0.1.56 [INFO] [stderr] Downloaded serde v1.0.159 [INFO] [stderr] Downloaded syn v2.0.13 [INFO] [stderr] Downloaded serde_json v1.0.95 [INFO] [stderr] Downloaded uuid v1.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ebc4af2f4e13881ce001abcd549c75930ab784e4cd00adfa3eaf9a7dd5a27b4a [INFO] running `Command { std: "docker" "start" "-a" "ebc4af2f4e13881ce001abcd549c75930ab784e4cd00adfa3eaf9a7dd5a27b4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ebc4af2f4e13881ce001abcd549c75930ab784e4cd00adfa3eaf9a7dd5a27b4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebc4af2f4e13881ce001abcd549c75930ab784e4cd00adfa3eaf9a7dd5a27b4a", kill_on_drop: false }` [INFO] [stdout] ebc4af2f4e13881ce001abcd549c75930ab784e4cd00adfa3eaf9a7dd5a27b4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 335da75c84f88b1306f731fbf01b1909eb11efc013397ba0319cf24b5495561a [INFO] running `Command { std: "docker" "start" "-a" "335da75c84f88b1306f731fbf01b1909eb11efc013397ba0319cf24b5495561a", kill_on_drop: false }` [INFO] [stderr] Compiling serde_derive v1.0.159 [INFO] [stderr] Compiling serde v1.0.159 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Compiling proc-macro2 v1.0.56 [INFO] [stderr] Compiling anyhow v1.0.70 [INFO] [stderr] Checking destructure_traitobject v0.2.0 [INFO] [stderr] Compiling serde_json v1.0.95 [INFO] [stderr] Compiling thiserror v1.0.40 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Compiling tokio v1.27.0 [INFO] [stderr] Checking iana-time-zone v0.1.56 [INFO] [stderr] Checking unsafe-any-ors v1.0.0 [INFO] [stderr] Checking thread-id v4.0.0 [INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/src/lib.rs:92:30 [INFO] [stdout] | [INFO] [stdout] 92 | feature(proc_macro_span, proc_macro_span_shrink) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking typemap-ors v1.0.0 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stderr] Checking parking_lot_core v0.9.7 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking arc-swap v1.6.0 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking uuid v1.3.1 [INFO] [stderr] Checking regex v1.7.3 [INFO] [stderr] Checking queues v1.1.0 [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "335da75c84f88b1306f731fbf01b1909eb11efc013397ba0319cf24b5495561a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "335da75c84f88b1306f731fbf01b1909eb11efc013397ba0319cf24b5495561a", kill_on_drop: false }` [INFO] [stdout] 335da75c84f88b1306f731fbf01b1909eb11efc013397ba0319cf24b5495561a